pulsate

v 1: expand and contract rhythmically; beat rhythmically; "The

city pulsed with with music and excitement" [syn: {throb},

{pulse}]

2: produce or modulate (as electromagnetic waves) in the form

of short bursts or pulses; "pulse waves," or cause an

apparatus to produce pulses: "a transmitter pulsed by an

electronic tube" [syn: {pulse}]